STK_CategoricalMixtureManager.h File Reference

In this file we define the CategoricalMixtureManager class. More...

#include "../STK_Clust_Util.h"
#include "../STK_IMixtureManager.h"
#include "STK_CategoricalBridge.h"

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Classes
struct	STK::hidden::MixtureManagerTraits< CategoricalMixtureManager< DataHandler_ > >
	Partial specialization for CategoricalMixtureManager. More...
class	STK::CategoricalMixtureManager< DataHandler >
	A mixture manager is a factory class for injection dependency in the STK++ derived class of the IMixtureComposer interface class. More...

Namespaces
namespace	STK
	The namespace STK is the main domain space of the Statistical ToolKit project.
namespace	STK::hidden
	The hidden namespace enclose the classes and methods which are used internally by the STK++ classes.

Macros
#define	STK_CREATE_MIXTURE(Data, Bridge)

Detailed Description

In this file we define the CategoricalMixtureManager class.

Definition in file STK_CategoricalMixtureManager.h.

Macro Definition Documentation

STK_CREATE_MIXTURE

#define STK_CREATE_MIXTURE	(		Data,
			Bridge
	)

Value:

          Data* p_data = new Data(idData); \
          p_handler()->getData(idData, p_data->dataij()); \
          registerDataBridge(p_data); \
          return new Bridge( &(p_data->dataij()), idData, nbCluster);

Definition at line 43 of file STK_CategoricalMixtureManager.h.

{
// forward declaration
template<class DataHandler> class CategoricalMixtureManager;
 
namespace hidden
{
template <class DataHandler_>
struct MixtureManagerTraits<CategoricalMixtureManager<DataHandler_> >
{
  typedef DataHandler_ DataHandler;
  typedef Integer Type;
  typedef std::vector< std::pair<int,int> > MissingIndexes;
  typedef std::vector< std::pair<std::pair<int,int>, Type > > MissingValues;
 
  // All data handlers will store and return a specific container for
  // the data they handle. The DataHandlerTraits class allow us to know the
  // type of these containers when data is of type Type.
  typedef typename DataHandlerTraits<DataHandler, Type>::Data Data;
  // Classes wrapping the Real and Integer containers
  typedef DataBridge<Data>  DataBridgeType;
};
 
}
template<class DataHandler>
class CategoricalMixtureManager: public IMixtureManager< CategoricalMixtureManager<DataHandler> >
{
  public:
    typedef typename hidden::MixtureManagerTraits< CategoricalMixtureManager >::Type Type;
    typedef typename hidden::MixtureManagerTraits< CategoricalMixtureManager >::MissingIndexes MissingIndexes;
    typedef typename hidden::MixtureManagerTraits< CategoricalMixtureManager >::MissingValues MissingValues;
    typedef typename hidden::MixtureManagerTraits< CategoricalMixtureManager >::Data Data;
    typedef typename hidden::MixtureManagerTraits< CategoricalMixtureManager >::DataBridgeType DataBridgeType;
 
    typedef IMixtureManager<CategoricalMixtureManager> Base;
    using Base::registerDataBridge;
    using Base::getDataBridge;
    using Base::getIdModel;
    using Base::p_handler;
 
    // Define Categorical bridges
    typedef CategoricalBridge<Clust::Categorical_pjk_, Data> MixtureBridge_pjk;
    typedef CategoricalBridge<Clust::Categorical_pk_,  Data> MixtureBridge_pk;
 
    CategoricalMixtureManager(DataHandler const& handler): Base(&handler) {}
    ~CategoricalMixtureManager() {}
 
    void getMissingValuesImpl(IMixture* p_mixture, MissingValues& missing) const
    {
      Clust::Mixture idModel = getIdModel(p_mixture->idData());
      if (idModel == Clust::unknown_mixture_) return;
      // up-cast... (Yes it's bad....;)...)
      switch (idModel)
      {
        case Clust::Categorical_pjk_:
        { static_cast<MixtureBridge_pjk*>(p_mixture)->getMissingValues(missing);}
        break;
        case Clust::Categorical_pk_:
        { static_cast<MixtureBridge_pk*>(p_mixture)->getMissingValues(missing);}
        break;
        default: // idModel is not implemented
        break;
      }
    }
    void getParametersImpl(IMixture* p_mixture, ArrayXX& param) const
    {
      Clust::Mixture idModel = getIdModel(p_mixture->idData());
      if (idModel == Clust::unknown_mixture_) return;
      // up-cast... (Yes it's bad....;)...)
      switch (idModel)
      {
        case Clust::Categorical_pjk_:
        { static_cast<MixtureBridge_pjk*>(p_mixture)->getParameters(param);}
        break;
        case Clust::Categorical_pk_:
        { static_cast<MixtureBridge_pk*>(p_mixture)->getParameters(param);}
        break;
        default: // idModel is not implemented
        break;
      }
    }
    void setParametersImpl(IMixture* p_mixture, ArrayXX const& param) const
    {
      Clust::Mixture idModel = getIdModel(p_mixture->idData());
      if (idModel == Clust::unknown_mixture_) return;
      // up-cast... (Yes it's bad....;)...)
      switch (idModel)
      {
        case Clust::Categorical_pjk_:
        { static_cast<MixtureBridge_pjk*>(p_mixture)->setParameters(param);}
        break;
        case Clust::Categorical_pk_:
        { static_cast<MixtureBridge_pk*>(p_mixture)->setParameters(param);}
        break;
        default: // idModel is not implemented
        break;
      }
    }
    IMixture* createMixtureImpl(String const&  modelName, String const& idData, int nbCluster)
    {
      Clust::Mixture idModel = Clust::stringToMixture(modelName);
      return createMixtureImpl(idModel, idData, nbCluster);
    }
 
  private:
    IMixture* createMixtureImpl(Clust::Mixture idModel, String const& idData, int nbCluster)
    {
      switch (idModel)
      {
        case Clust::Categorical_pjk_:
          { STK_CREATE_MIXTURE(DataBridgeType, MixtureBridge_pjk)}
          break;
        case Clust::Categorical_pk_:
          { STK_CREATE_MIXTURE(DataBridgeType, MixtureBridge_pk)}
          break;
        default:
          return 0; // 0 if idModel is not implemented
          break;
      }
      return 0; // 0 if idModel is not a STK++ model
    }
};
 
} // namespace STK
 
#undef STK_CREATE_MIXTURE
 
#endif /* STK_CATEGORICALMIXTUREMANAGER_H */